Home / 141,535.17-195,321.50-77,873.08

Finding the Fourth Proportional to 141,535.17, 195,321.50 and 77,873.08

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Solution

The fourth proportional to 141,535.17, 195,321.50 and 77,873.08 is: 107,466.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,535.17 : 195,321.50 = 77,873.08 : x
  2. Step 2: Convert to fraction form
    141,535.17/195,321.50 = 77,873.08/x
  3. Step 3: Cross multiply
    141,535.17x = 195,321.50 × 77,873.08
  4. Step 4: Simplify right side
    141,535.17x = 15,210,286,795.22
  5. Step 5: Solve for x
    x = 15,210,286,795.22/141,535.17
  6. Step 6: Final answer
    x = 107,466.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.